Switch From Data Mode Or Ppp Online Mode To Command Mode; Ato Switch From Command Mode To Data Mode - SimCom SIM5300E At Command Manual

Execution Command
ATI
Reference V.25ter
2.2.8 +++ Switch from Data Mode or PPP Online Mode to
Command Mode

+++ Switch from Data Mode or PPP Online Mode to Command Mode

Execution Command
+++
Reference V.25ter
2.2.9

ATO Switch from Command Mode to Data Mode

ATO Switch from Command Mode to Data Mode
Execution Command
ATO[n]
SIM5300E AT Command Manual V1.02
Response
TA issues product information text
Example:
SIM5300E R15.51
OK
Response
The +++ character sequence causes the TA to cancel the data flow over the
AT interface and switch to Command mode. This allows you to enter AT
Command while maintaining the data connection to the remote server.
OK
To prevent the +++ escape sequence from being misinterpreted as data, it
should comply to following sequence:
No characters entered for T1 time (1 second)
"+++" characters entered with no characters in between (1 second)
No characters entered for T1 timer (1 second)
Switch to Command mode, otherwise go to step 1.
Note: To return from Command mode back to data mode: Enter ATO.
Response
TA resumes the connection and switches back from Command mode to data
mode.
CONNECT
If connection is not successfully resumed
ERROR
else
10